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OWNER’S GUIDE Gas Continuous Flow Water Heaters Owner’s information Warranty Models TH26ENG5N TH26ENG5L TH26ENG6N TH26ENG6L TH21ENB5N TH21ENB5L TH21ENB6N TH21ENB6L TH17ENB5N TH17ENB5L TH17ENB6N TH17ENB6L GISI086 FB9M001 Rev. 05/21...
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* Note: This appliance requires a minimum flow rate to operate of 1.5-2.5 litres/min., water fixtures with a flow rate of 7.5 litres/min. or higher are recommended. For optimum performance we recommend installation of THERMANN optional temperature controllers. WARNING FOR CONTINUED SAFETY OF THIS APPLIANCE IT MUST BE INSTALLED, OPERATED AND MAINTAINED IN...
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Important Safety Information WARNING If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. • Do not store or use petrol or other flammable vapours and liquids in the vicinity of this or any other appliance.
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Thermann Owner’s Guide Gas Continuous Flow Water Heaters DANGER Vapours from flammable liquids will explode Keep flammable products: and catch fire causing death or severe burns. 1. Far away from the Water Heater. 2. In approved containers. Do not use or store flammable products such 3.
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WARNING Check that the data plate. To prevent burns or scalding, turn off the Operation button and wait until the appliance cools before performing maintenance. (e.g. For Natural Gas) Do not install this Water Heater in a mobile home, recreational vehicle or on a boat as xxxxxxxx this may be a Carbon Monoxide Poisoning Hazard.
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Thermann Owner’s Guide Gas Continuous Flow Water Heaters WARNING If the appliance is 50°C locked model, the following statement & warning must be adhered to: If the appliance delivers water in excess of THIS APPLIANCE DELIVERS WATER NOT 50°C, the following warning must be adhered EXCEEDING 50°C IN ACCODRANCE WITH AS...
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NOTICE Keep the area around the appliance clean. If boxes, weeds, cobwebs, cockroaches etc. are in the vicinity of the appliance, damage or fire Do not drink water that has been inside the can result. appliance for an extended period of time. Do not drink the first use of hot water from the Do not install the appliance where the appliance in the morning.
Thermann Owner’s Guide Gas Continuous Flow Water Heaters CONTENTS Important Safety Information CONTENTS General Initial Operation Frost Protection Regular Maintenance Troubleshooting Follow-up Service Specifications Maintenance Manufacturer’s Warranty...
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When the gas burner is on, set (e.g. TH26ENG5N) temperature is displayed for a minute and then “on” is displayed. This illustration shows an example of installation. The exact installation configuration may be slightly different.
Thermann Owner’s Guide Gas Continuous Flow Water Heaters Initial Operation Before start using for the first time, do the following: 1. Open the water supply valve. 2. Open a hot water fixture to confirm that water is available, and then close the fixture again.
Frost Protection Take the measures below for NOTICE extremely cold temperatures*. * Outside temperature including wind chill factor • Damage can occur from frozen water within less than -15°C. the appliance and pipes even in warm environments. Be sure to read below for appropriate measures.
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Thermann Owner’s Guide Gas Continuous Flow Water Heaters 5. Open all drain plugs and drain the water out of If the water heater will not be used for the unit. a long period of time, drain the water. 6. When the water is completely drained, replace all drain plugs and close the hot water fixtures.
Melamine Sponge to clean the Remote Controller.; discolouration, deformation, scratches or cracks may occur. • ECB1T and ECB2T are water (e.g. TH26ENG5N) resistant but not water proof. Keep it as dry as possible. ECM1T is not water resistant.
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Thermann Owner’s Guide Gas Continuous Flow Water Heaters Inlet water filter If the inlet water filter is covered with debris, the hot water may not run smoothly, or the Water Heater may put out cold water. Check and clean the filter as explained below.
Troubleshooting Initial Operation Water takes time to become hot when turning the hot water fixture. The Water Heater does not attempt to ignite • Have you allowed enough time for the cold when water is running. water in the pipes to drain out? •...
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Thermann Owner’s Guide Gas Continuous Flow Water Heaters The amount of hot water in the bath is less/more The hot water is turbid. than the set amount. • This is harmless. Small bubbles appear as the air • When hot water is used for other fixtures while in the water is heated and depressurized rapidly filling the bath, the bath will not fill as much.
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Check for an Error Code Error Code : 99 Cause : Abnormal combustion Action : Contact the installer or Customer Service When a failure occurs, information relating to the for assistance. error flashes on the Status Display or optional Remote Controller. At the same time, a buzzer will Indication on the Status Display : be used.
Thermann Owner’s Guide Gas Continuous Flow Water Heaters Follow-up Service Requesting Service Reinstallation First follow the instructions in the troubleshooting If you want to reinstall the appliance at a different section. (See page 15-17) location, confirm that the gas and power supply...
Specifications • Specifications may be changed without prior notice. • The capacity may differ slightly, depending on the water pressure, water supply, piping conditions, and water temperature. Model Name TH26ENG5(6)N TH26ENG5(6)L TH21ENB5(6)N TH21ENB5(6)L TH17ENB5(6)N TH17ENB5(6)L Installation Outdoor, Wall mounted Type Air Supply / Exhaust Power Flue Operating Pressure...
Thermann Owner’s Guide Gas Continuous Flow Water Heaters Maintenance When water hardness is high, following 3/4” Ball Valve Pressure Regulator maintenance (flushing the heat exchanger) is recommended. 3/4” Union Circulating Pump Check Valve Boiler Drain Valve 1. Disconnect the electrical power to the Water...
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WATER QUALITY All Thermann water heating appliances are constructed from high quality materials and components and all are certified for compliance with relevant parts of Australian and New Zealand gas, electrical and water standards. Whilst Thermann water heaters are warranted against defects, the warranty is conditional upon correct installation and use, in accordance with detailed instructions provided with the heater.
Gas Continuous Flow Water Heaters Dux Manufacturing Ltd (Dux) Manufacturer’s Warranty Thermann Continuous Flow Water Heater - Warranty Summary: Your water heater is specified with a warranty as set out in the table below. The fault must appear within the defined time period, which commences from the date of installation (or manufacturing date of the unit if proof of the date of installation is not available) in order to be covered.
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Commencement of Warranty: The warranty period commences from the date of installation of the water heater. Where proof of the date of installation is not available, the warranty period commences on the date of manufacture of the water heater. This is shown on the compliance plate on the outside of the water heater.
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